<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
	<head>
		<meta http-equiv="pragma" content="no-cache" />
		<meta http-equiv="cache-control" content="no-cache" />
		<meta http-equiv="Expires" content="0" />
		<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
		<title>Insert title here</title>
		<script type="text/javascript">
			// json的定义
			var jsonObj = {
				"key1":12,
				"key2":"abc",
				"key3":true,
				"key4":[11,"arr",false],
				"key5":{
					"key5_1":55
				}
			}
			// json的访问
			alert(jsonObj.key1)
			for(int i = 0 ; i < jsonObj.key4.length;i++){
				alert(jsonObj.key4[i])
			}
			// json对象转字符串
			var jsonObjString = JSON.stringify(jsonObj);//特别像java中对象的toString
			// json字符串转json对象
			var jsonObj2 = JSON.parse(jsonObjString);
		</script>
	</head>
	<body>
		
	</body>
</html>